A health worker administers a polio vaccine to a child in Jalalabad, Afghanistan, Oct. 29, 2024. (AP Photo/Shafiullah Kakar) ...

Today, the agency works in more than 150 locations around the world, leads efforts to expand universal health coverage and directs the international response to health emergencies, from yellow ...

FILE - A view of the P4 lab inside the Wuhan Institute of Virology is seen after a visit by the World Health Organization team in Wuhan in China's Hubei province, Feb. 3, 2021.

World Health Organization Director-General Tedros Adhanom Ghebreyesus addresses a press conference on the Marburg virus outbreak at the Kigali Convention Center in Kigali, Rwanda, Oct. 20, 2024.

The United States will leave the World Health Organization, President Donald Trump said on Monday, saying the global health agency had mishandled the COVID-19 pandemic and other international ...

The CIA “continues to assess that both research-related and natural origin scenarios of the COVID-19 pandemic remain plausible,” the agency wrote in a statement about its new assessment.